fixed double render

app.py

@@ -1,9 +1,7 @@
 import os
 import gradio as gr
 
-read_key = os.environ.get('HF_TOKEN', None)
-if read_key is None:
-    raise ValueError("HF_TOKEN environment variable not set.")
-with gr.Blocks() as demo:
-    gr.load("bbfizp/LBRCS", token=read_key, src="spaces")
-demo.launch(share=True)
+token = os.environ["HF_TOKEN"]
+
+app = gr.load("bbfizp/LBRCS", src="spaces", token=token)
+app.launch(share=True)